1. Plug made of gold-plated copper; coiled from the cable with the straight length of 1 m, the elastic cord is finely made of multi-strand oxygen-free copper wire, low loss, long life.
2. It could be plugged in the 2.5mm port of the “iShoot Sniper Wireless Flash Trigger” to connect it with the DSLR; the flash trigger could then control the DSLR to focus and release shutter as well as set the camera at the Bulb mode.